41845521 has 16 divisors (see below), whose sum is σ = 58032000. Its totient is φ = 26788608.

The previous prime is 41845519. The next prime is 41845547. The reversal of 41845521 is 12554814.

It is not a de Polignac number, because 41845521 - 2¹ = 41845519 is a prime.

It is a super-2 number, since 2×41845521² = 3502095255522882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41845561) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16105 + ... + 18521.

It is an arithmetic number, because the mean of its divisors is an integer number (3627000).

Almost surely, 2^41845521 is an apocalyptic number.

It is an amenable number.

41845521 is a deficient number, since it is larger than the sum of its proper divisors (16186479).

41845521 is a wasteful number, since it uses less digits than its factorization.

41845521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2648.

The product of its digits is 6400, while the sum is 30.

The square root of 41845521 is about 6468.8114055057. The cubic root of 41845521 is about 347.1759717819.

The spelling of 41845521 in words is "forty-one million, eight hundred forty-five thousand, five hundred twenty-one".